Portable defibrillator firm HeartSine raises €4.1m

HeartSine Technologies, a Belfast firm that makes portable defibrillators to treat heart attacks, has raised $5.5 million (€4.1 million) in new funding.

The company raised the funds through a mixture of venture capital debt and loan notes in recent months. HeartSine has previously raised funding from Enterprise Equity, ACT Venture Capital, Crescent Capital, the Viridian Growth Fund and the University Challenge Fund.

The company was founded in 1997 by Professor John Anderson and has operations in...